'Blackhead' on woman's chin turned out to be skin cancer

A woman thought she had a persistent blackhead, but what the doctor found was potentially deadly.

Kari Cummins, 35, says she went for a skin check up two years ago. She asked the dermatologist to check what she thought was a blackhead growing near her chin.

She says it tested positive for squamous cell carcinoma, a form of skin cancer that could have spread to her organs. Find out more on the story in the video above.

See also: Woman's ankle is now her knee

See also: Eight daily habits to prevent cancer